AZ 4476 then WN 3812 at San Francisco
Phoenix → San Francisco → Los Angeles
Timetable, San Francisco time
09:12AZ 4476 from Phoenix at the gate
12:40WN 3812 to Los Angeles leaves the gate
3 h 28 apart on the timetable
The last days
AZ 4476 and WN 3812 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.